Product Name TongAo TR 6900P Desktop STIP-scan TongAo TR 6900NHPN Desktop STIP-scan
Product Price $2203.00 $3430.00
Details Details
Model comparison
Type Single parameter Multiparameter
Style desktop desktop
Detection Principle Photometric Photometric Turbidimetric
Measurement parameters TP TP NH₃-N NTU TN
Range PPM Level Wide Range
Accuracy ±5%FS ±5%FS
Resolution 0.01 0.01
Data Output USB USB
IP Rating
Parameter comparison
Measurement parameter Total phosphorus (TP) Ammonia nitrogen, Total phosphorus, Total nitrogen, turbidity, suspended solids
Measurement Range 0-20 mg/L
Measuring method GB 11893-89 "Water Quality, Determination of Total Phosphorus, Ammonium Molybdate Spectrophotometric method, spec-trophotometry"
detection lower limit 0.01 mg/L
Digestion environment 125℃,30min
measurement error ≤±5% ≤±5%
Repeatability ≤±5% ≤±5%
Optical inspection Stability ≤ +/- 0.001A/20 minutes (100,000 hours life) ≤ +/- 0.001A/20 minutes (100,000 hours life)
data storage 30,000 records (including item, date, time, sample ID, etc.) 30,000 records (including item, date, time, sample ID, etc.)
Linear dispersion quantity 96 Linear dispersion (expandable) 96 Linear dispersion (expandable)
printer Built-in thermal printer Built-in thermal printer
display screen 5-Inch high-definition color LCD screen 5-Inch high-definition color LCD screen
batch Volume 16/25 water samples/batch 16/25 water samples/batch
Colorimetric method Digestion Colorimetric tube Digestion Colorimetric tube
sample compatibility 16mm (round), 25mm (round) 16Mm (round), 25mm (round)
interface USB cable, LAN, etc USB cable, LAN, etc
exception notification Blank comparison prompt, over-Range prompt, etc Blank comparison prompt, over-Range prompt, etc
operation interface Membrane push-button operation, Chinese/English (optional) Membrane push-button operation, Chinese/English (optional)
Power supply AC(220V±10%),50Hz AC(220V±10%),50Hz
power 5W 5W
Environment humidity ≤ 85% non-condensing ≤ 85% non-condensing
Environment temperature 5~40℃ 5~40℃
Host Size 348*250*145mm 348*250*145mm
instrument weight Main unit less than 2.6kg Main unit less than 2.6kg